Home / 313,372.37-432,025.41-215,252.61

Finding the Fourth Proportional to 313,372.37, 432,025.41 and 215,252.61

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Solution

The fourth proportional to 313,372.37, 432,025.41 and 215,252.61 is: 296,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,372.37 : 432,025.41 = 215,252.61 : x
  2. Step 2: Convert to fraction form
    313,372.37/432,025.41 = 215,252.61/x
  3. Step 3: Cross multiply
    313,372.37x = 432,025.41 × 215,252.61
  4. Step 4: Simplify right side
    313,372.37x = 92,994,597,088.82
  5. Step 5: Solve for x
    x = 92,994,597,088.82/313,372.37
  6. Step 6: Final answer
    x = 296,754.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.